| 摘要 |
PROBLEM TO BE SOLVED: To prevent reduction of the foaming ratio related to fire extinguishing equipment with highly expandable foam and a method of foaming for the equipment used for a pit in an oil tank, a culvert in a petrochemical complex, or in a cabin or hold, etc. SOLUTION: The fire extinguishing equipment with highly expandable foam comprises a foam generating part 3 with an emission nozzle 9 and an air intake part 5 for feeding air K in an emission section 1 to the foam generating part 3. The air intake part 5 has an auxiliary nozzle 10 for increasing the quantity of sucked air K. COPYRIGHT: (C)2008,JPO&INPIT
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